This update improves security. It includes fixes for vulnerabilities that an attacker can use to overwrite the contents of your computer's memory with malicious code.

Microsoft has released security bulletin MS10-017. This security bulletin contains all the relevant information about the security updates for Microsoft Office 2004 for Mac.

Improvements for all Microsoft Office 2004 for Mac applications

Helps improve securityThis update fixes vulnerabilities in Office 2004 that an attacker can use to overwrite the contents of your computer's memory with malicious code. For more information, see the security bulletin that is listed earlier in this document.